Editing Megadeth (section)

===2009–2010: ''Endgame'' and Ellefson's return===
In February 2009, Megadeth and Testament were scheduled on the European "Priest Feast" tour, with Judas Priest as headliners.<ref>{{cite news|title='Priest Feast' Featuring Judas Priest, Megadeth, Testament: Dutch Date Added|url=http://www.blabbermouth.net/news/priest-feast-featuring-judas-priest-megadeth-testament-dutch-date-added/|work=[[Blabbermouth.net]]|date=October 29, 2008|access-date=November 19, 2013}}</ref> At this time, Metallica, who had been inducted into the [[Rock and Roll Hall of Fame]], invited Mustaine to attend the ceremony. Mustaine was informed that he would not be inducted to the Hall of Fame because such honors were granted only to those members who received recording credit on a Metallica album.{{sfn|Mustaine|2011|p=370}} Mustaine congratulated the group respectfully, and honored his commitment to the European tour with Judas Priest.<ref>{{cite news|title=Dave Mustaine to Metallica: I Am So Very Proud of All You Have Accomplished|url=http://www.blabbermouth.net/news/dave-mustaine-to-metallica-i-am-so-very-proud-of-all-you-have-accomplished/|work=[[Blabbermouth.net]]|date=February 27, 2009|access-date=November 19, 2013}}</ref> In April, Megadeth and Slayer co-headlined the Canadian Carnage. This was the first time they had performed together in more than 15 years. Machine Head and [[Suicide Silence]] opened for the four shows that occurred later in June.<ref>{{cite news|title=Megadeth And Slayer To Co-Headline 'Canadian Carnage' Trek|url=http://www.blabbermouth.net/news/megadeth-and-slayer-to-co-headline-canadian-carnage-trek/|work=[[Blabbermouth.net]]|date=April 27, 2009|access-date=November 19, 2013}}</ref>

In May, Megadeth finished recording its twelfth album, ''[[Endgame (Megadeth album)|Endgame]]''.<ref>{{cite web|first=Terry |last=Bezer |url=http://www.metalhammer.co.uk/news/megadeth-reveal-more-about-new-album/ |title=Megadeth Reveal More About New Album |work=[[Metal Hammer]] |date=June 19, 2009 |access-date=November 19, 2013 |url-status=dead |archive-url=https://web.archive.org/web/20131215132405/http://www.metalhammer.co.uk/news/megadeth-reveal-more-about-new-album/ |archive-date=December 15, 2013 }}</ref> The release date for ''Endgame'' was announced on the Megadeth official website, and ''[[Metal Hammer]]'' was the first to review the album track-by-track.<ref>{{cite web|first=Terry|last=Bezer |title=Megadeth 'Endgame' Track-By-Track Preview |url=http://www.metalhammer.co.uk/news/megadeth-endgame-track-by-track-preview/ |date=July 27, 2009 |work=[[Metal Hammer]] |access-date=November 19, 2013 |url-status=dead |archive-url=https://web.archive.org/web/20090815084407/http://www.metalhammer.co.uk/news/megadeth-endgame-track-by-track-preview/ |archive-date=August 15, 2009 }}</ref> Megadeth began its Endgame tour in October, and finished it in December. The tour featured a number of supporting acts, including Machine Head, Suicide Silence, and [[Warbringer]].<ref>{{cite magazine|first=David|last=Buchanan|url=https://consequence.net/2009/09/megadeth-brings-endgame-to-life-tours-north-america/|title=Megadeth brings Endgame to life, tours North America|magazine=[[Consequence of Sound]]|date=September 15, 2009|access-date=November 19, 2013}}</ref> In January 2010, Megadeth was set to embark on the American Carnage tour with Slayer and Testament, but the tour was postponed due to [[Tom Araya]]'s back surgery.<ref>{{cite news|url=http://www.blabbermouth.net/news/slayer-megadeth-testament-complete-american-carnage-details-revealed/|title=Slayer, Megadeth, Testament: Complete 'American Carnage' Details Revealed|work=[[Blabbermouth.net]]|date=November 16, 2009|access-date=November 19, 2013}}</ref> Several weeks later, Megadeth's "[[Head Crusher]]" was nominated for Best Metal Performance at the [[52nd Annual Grammy Awards|2010 Grammy Awards]], the band's eighth Grammy nomination in 19 years.<ref>{{cite web|url=http://www.roadrunnerrecords.com/news/megadeth-s-head-crusher-nominated-for-a-grammy|title=Megadeth's "Head Crusher" Nominated For a Grammy|publisher=[[Roadrunner Records]]|date=July 12, 2011|access-date=November 19, 2013}}</ref>

[[File:Megadeth - 2017216231435 2017-08-04 Wacken - Sven - 1D X MK II - 1221 - AK8I0437.jpg|thumb|left|Original bassist [[David Ellefson]] rejoined Megadeth in 2010 after an eight year hiatus and remained in the band until 2021.]]
In March, Megadeth embarked on the Rust in Peace 20th Anniversary Tour, which took place in North America and had support from Testament and Exodus. During the tour, Megadeth played ''Rust in Peace'' in its entirety.<ref>{{cite web|author=''Guitar World'' staff|url=https://www.guitarworld.com/megadeth-announce-rust-peace-20th-anniversary-tour-dates|title=Megadeth Announce 'Rust In Peace' 20th Anniversary Tour Dates|work=[[Guitar World]]|date=January 25, 2010|access-date=November 19, 2013|archive-url=https://web.archive.org/web/20131217221720/http://www.guitarworld.com/megadeth-announce-rust-peace-20th-anniversary-tour-dates|archive-date=December 17, 2013|url-status=dead}}</ref> Prior to the start of the tour, original bassist [[David Ellefson]] rejoined Megadeth after eight years. In an interview for ''[[Classic Rock (magazine)|Classic Rock]]'', he stated that Shawn Drover contacted him, informing him that bassist LoMenzo was leaving the band, saying "if ever there was a time for you and Dave [Mustaine] to talk, now is it".<ref>{{cite web|first=Malcolm |last=Dome |url=http://www.classicrockmagazine.com/news/dave-ellefson-exclusive-why-im-back-in-megadeth/ |title=David Ellefson Exclusive: Why I'm Back In Megadeth |work=[[Classic Rock (magazine)|Classic Rock]] |date=February 9, 2010 |access-date=November 19, 2013 |url-status=dead |archive-url=https://web.archive.org/web/20131101110346/http://www.classicrockmagazine.com/news/dave-ellefson-exclusive-why-im-back-in-megadeth/ |archive-date=November 1, 2013 }}</ref>

Megadeth, along with Metallica, Slayer, and Anthrax, collectively known as the "big four" of thrash metal, agreed to perform on the same bill during mid-2010. These performances were part of the [[Sonisphere Festival]] and were held in a number of European countries.<ref>{{cite web|author=MusicRadar staff|url=http://www.musicradar.com/news/guitars/thrash-metals-big-four-for-sonisphere-2010-229761/|title=Thrash metal's 'Big Four' for Sonisphere 2010!|publisher=[[MusicRadar]]|date=December 15, 2009|access-date=November 20, 2013}}</ref> One such performance in [[Sofia]], Bulgaria, was filmed and released as a full-length video entitled ''[[The Big Four: Live from Sofia, Bulgaria]]''.<ref>{{cite magazine|first=Andre|last=Paine|url=https://www.billboard.com/articles/news/957831/metallica-heading-to-cinemas|title=Metallica Heading To Cinemas|magazine=[[Billboard (magazine)|Billboard]]|date=June 10, 2010|access-date=November 20, 2013}}</ref> These shows continued the following year in the United States. The first took place in [[Indio, California]], and was the only scheduled show in the United States at the time,<ref>{{cite web|first=Ryan J.|last=Downey|url=http://www.mtv.com/news/1662574/big-4-concert-metallica-anthrax-slayer-megadeth/|archive-url=https://web.archive.org/web/20141225010722/http://www.mtv.com/news/1662574/big-4-concert-metallica-anthrax-slayer-megadeth/|url-status=dead|archive-date=December 25, 2014|title=Metallica, Megadeth, Slayer And Anthrax Make Big 4 History|publisher=[[MTV]]|date=April 25, 2011|access-date=November 20, 2013}}</ref> although a second American production was held at [[Yankee Stadium]] in New York City shortly afterwards.<ref>{{cite web|first=Ben|last=Ratliff|url=https://www.nytimes.com/2011/09/16/arts/music/music-review-big-four-with-anthrax-megadeth-slayer-and-metallica.html|title=Metallica Earns Its Top Billing of the Big Four|work=[[The New York Times]]|date=September 15, 2011|access-date=November 20, 2013}}</ref>

In July 2010, after the European "big four" shows, Megadeth and Slayer commenced the first leg of the [[American Carnage Tour]], where Megadeth played ''Rust in Peace'' in its entirety, while Slayer performed its album ''[[Seasons in the Abyss]]'', both of which were released in 1990.<ref>{{cite web|author=''Guitar World'' staff|url=https://www.guitarworld.com/slayer-perform-complete-seasons-abyss-album-upcoming-tour|title=Slayer to Perform Complete 'Seasons in the Abyss' Album on Upcoming Tour|work=[[Guitar World]]|date=April 26, 2010|access-date=November 20, 2013|archive-url=https://web.archive.org/web/20170824150745/http://www.guitarworld.com/slayer-perform-complete-seasons-abyss-album-upcoming-tour|archive-date=August 24, 2017|url-status=dead}}</ref> From these shows onward, Vic Rattlehead started making sustained onstage appearances, to improve the visual facet of Megadeth's live performances.<ref>{{cite web|last=Bezer |first=Terry |title=Vic Rattlehead Makes Megadeth Live Debut |url=http://www.metalhammer.co.uk/news/vic-rattlehead-makes-megadeth-live-debut/ |work=[[Metal Hammer]] |date=August 20, 2010 |access-date=March 6, 2013 |url-status=dead |archive-url=https://web.archive.org/web/20130405133637/http://www.metalhammer.co.uk/news/vic-rattlehead-makes-megadeth-live-debut/ |archive-date=April 5, 2013 }}</ref> Shortly afterward, the two bands united with Anthrax for the [[Jägermeister Music Tour]] in late 2010.<ref>{{cite web|first=Pete|last=Freedman|url=https://www.spin.com/2010/09/backstage-anthrax-megadeth-slayer/|title=Backstage with Anthrax, Megadeth & Slayer!|work=[[Spin (magazine)|Spin]]|date=September 30, 2010|access-date=November 20, 2013}}</ref> During the final show of the tour, Kerry King joined Megadeth on stage at the [[Gibson Amphitheatre]] in Hollywood to perform Megadeth's "Rattlehead". It was the first time that King had performed onstage with Megadeth since 1984.<ref>{{cite magazine|first=Megan|last=Vick|url=https://www.billboard.com/articles/columns/viral-videos/952724/slayers-kerry-king-performs-with-megadeth|title=Slayer's Kerry King Performs with Megadeth|magazine=[[Billboard (magazine)|Billboard]]|date=October 25, 2010|access-date=November 20, 2013}}</ref> Megadeth and Slayer again shared the stage for the [[European Carnage Tour]] in March and April 2011.<ref>{{cite news|url=http://www.blabbermouth.net/news/slayer-megadeth-to-join-forces-for-european-carnage-tour/|title=Slayer, Megadeth To Join Forces For 'European Carnage' Tour|work=[[Blabbermouth.net]]|date=December 18, 2010|access-date=November 20, 2013}}</ref> Megadeth also headlined the fourth annual [[Rockstar Mayhem Festival]] in July and August the same year.<ref>{{cite web|first=Matt|last=Debenedictis|url=http://noisecreep.com/mayhem-festival-2011-lineup-disturbed-godsmack-megadeth/|title=Disturbed, Godsmack, Megadeth Headlining Rockstar Mayhem Festival 2011|website=[[Noisecreep]]|date=January 31, 2011|access-date=November 20, 2013}}</ref>

In September, the band released the DVD album ''[[Rust in Peace Live]]'', recorded at the [[Hollywood Palladium]] in Los Angeles.<ref>{{cite web|author=''Guitar World'' staff|url=https://www.guitarworld.com/megadeth-release-rust-peace-live-blu-ray-dvd-and-cd|title=Megadeth to Release 'Rust In Peace Live' Blu-Ray, DVD and CD|work=[[Guitar World]]|date=June 23, 2010|access-date=November 20, 2013|archive-url=https://web.archive.org/web/20110610033053/http://www.guitarworld.com/megadeth-release-rust-peace-live-blu-ray-dvd-and-cd|archive-date=June 10, 2011|url-status=dead}}</ref> Later that month, Megadeth released "[[Sudden Death (song)|Sudden Death]]" for the video game ''[[Guitar Hero: Warriors of Rock]]''.<ref>{{cite web|first=Thomas|last=East|url=http://www.computerandvideogames.com/262448/guitar-hero-warriors-of-rock-megadeth-trailer/|title=Guitar Hero: Warriors Of Rock Megadeth trailer|date=September 1, 2010|work=[[Official Nintendo Magazine]]|access-date=November 20, 2013}}</ref> The song was commissioned by the publishers of the [[Guitar Hero]] franchise, who wanted the track to feature dark lyrics and multiple guitar solos.<ref>{{cite magazine|first=Chris|last=Harris|url=https://www.rollingstone.com/music/news/mustaine-pens-fresh-megadeth-track-for-guitar-hero-20100604|title=Mustaine Pens Fresh Megadeth Track For 'Guitar Hero'|magazine=[[Rolling Stone]]|date=June 4, 2010|access-date=November 20, 2013}}</ref> It was nominated for Best Metal Performance at the [[53rd Annual Grammy Awards|2011 Grammy ceremony]].<ref>{{cite web|first=Amy|last=Sciarretto|url=http://noisecreep.com/grammy-nominees-2011-metal-hard-rock/|title=Grammy Nominees 2011 Announced for Hard Rock and Metal|website=[[Noisecreep]]|date=December 1, 2010|access-date=November 20, 2013}}</ref>